Finding the Fourth Proportional to 181,416,877.17, 272,126,316.29 and 45,102,260.67
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Solution
The fourth proportional to 181,416,877.17, 272,126,316.29 and 45,102,260.67 is: 67,653,639.75
Step by Step Solution
- Step 1: Write the proportion equation
181,416,877.17 : 272,126,316.29 = 45,102,260.67 : x - Step 2: Convert to fraction form
181,416,877.17/272,126,316.29 = 45,102,260.67/x - Step 3: Cross multiply
181,416,877.17x = 272,126,316.29 × 45,102,260.67 - Step 4: Simplify right side
181,416,877.17x = 12,273,512,052,478,448 - Step 5: Solve for x
x = 12,273,512,052,478,448/181,416,877.17 - Step 6: Final answer
x = 67,653,639.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.